Home / 2,167,256.64-2,990,167.20-1,402,098.24

Finding the Fourth Proportional to 2,167,256.64, 2,990,167.20 and 1,402,098.24

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Solution

The fourth proportional to 2,167,256.64, 2,990,167.20 and 1,402,098.24 is: 1,934,477.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167,256.64 : 2,990,167.20 = 1,402,098.24 : x
  2. Step 2: Convert to fraction form
    2,167,256.64/2,990,167.20 = 1,402,098.24/x
  3. Step 3: Cross multiply
    2,167,256.64x = 2,990,167.20 × 1,402,098.24
  4. Step 4: Simplify right side
    2,167,256.64x = 4,192,508,168,425.73
  5. Step 5: Solve for x
    x = 4,192,508,168,425.73/2,167,256.64
  6. Step 6: Final answer
    x = 1,934,477.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.